Color

#08393f

#08393f
hex#08393f
rgbrgb(8, 57, 63)
hslhsl(187, 77%, 14%)
oklchoklch(0.317 0.05 207.4)
Closest name: Royal Neptune (#1c3b42)Relative luminance 0.0334

Colors that go with #08393f

Crimson, Sienna and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#3f0f08

#083f2a · #081d3f

#3f0839 · #393f08

Split-complementary

Open in tool →

#3f081d · #3f2a08

#2a083f · #3f0f08 · #1d3f08

Contrast

#08393f as textRatioAAAA largeAAAFix
Aaon white
12.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #138290 as the text (4.62:1)
  • AAA: use #18a6b9 as the text (7.19:1)
  • AA: or shift the background to #9c9c9c (4.59:1)
  • AAA: or shift the background to #c2c2c2 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #08393f as the background.

Brands using this color

Fonts for this mood

#08393f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #08393f
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #08393f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/08393f-a2b8be-df4e83-1f262d-e9f1ee?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md